Why it works: Butter and bread match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and 27,145 recipes mention both. Both carry delta-decalactone, which smells sweet, creamy. The science ↓
Vermicelli Soup
Ingredients
Directions
Make the broth
In a soup pot, combine the broken bones, ham hock, onions, sweet herbs, celery, and butter.
Cook over low heat for 1 hour.
Skim the surface, then add 1 gallon of boiling water.
Keep boiling until the meat separates from the bones, then strain the broth.
Finish and serve
Return the broth to the pot and add the scalded vermicelli.
Season with salt and cayenne pepper, and boil for 15 minutes.
Place slices of bread in the bottom of bowls and pour the soup over them.
Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.
Photo for illustrative purposes only · Contact us to use it
Explore the science
The flavor team
The pairs that carry this dish. Each one is judged two ways: how much aroma chemistry they share, and how many recipes mention both.
-
Butter + breadtop 3% of all pairsAroma overlapstrongMentioned together27,145 recipes
Shared aroma: delta-decalactone (sweet, creamy).
-
Celery + peppertop 3% of all pairsAroma overlapstrongMentioned together16,001 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Ham + breadtop 3% of all pairsAroma overlapstrongMentioned together2,536 recipes
Shared aroma: 2-acetyl-1-pyrroline (popcorn, roasted).
-
Onion + celerytop 5% of all pairsAroma overlapmoderateMentioned together18,506 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Veal + hamtop 6% of all pairsAroma overlapmoderateMentioned together3,264 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Veal knuckle or mutton neck
- Releases flavour and gelatin into the broth as it simmers and breaks down.
- Vermicelli
- Thin pasta that softens in the broth and gives the soup its body.
- Butter
- Adds richness and carries flavour from the aromatics into the broth.
- Onions
- Build savoury, sweet depth as they soften and release flavour into the broth.
- Bread slices
- Soak up the hot broth in the bowl, adding substance and texture.
The step that matters
Keep boiling until the meat separates from the bones, then strain the broth. Boiling long enough lets collagen and marrow flavour leave the bones, giving a richer broth. Stopping early leaves a thin, weak stock.
Flavor stand-ins for the celery
How well each one fits the dish's main ingredients (veal, ham, onion, butter, pepper, bread):
- Parsleyabout as good a flavor fit
- Celerythe original
- Thymeabout as good a flavor fit
- Garlicabout as good a flavor fit
Fit is the average pairing score against veal, ham, onion, butter, pepper, bread. Candidates are from the same food group and used in at least 100 recipes. This compares flavor only: it does not check the job the ingredient does in the dish (bulk, moisture, acidity, structure).
“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.
More vermicelli soup recipes
You might also like
The Sunday pairing: one pairing, the chemistry behind it, and how to cook it. No spam, unsubscribe anytime.
Prefer an account? Create a free account for sign-in; Pro adds the full results and chemistry.

Brown Bread461 recipes
Cream of Celery Soup113 recipes
White Bread80 recipes
Bread Omelette60 recipes